Similar devices and studies have been published since electronic fuel injection became the standard for vehicles in the early 80s; the only thing new about this one is the fact it is being touted at a time when fuel prices are ‘depressed.’
The marketing arm, Save The World Inc has a website — Google stwa and you’ll find the usual business about ongoing testing and promising early results but not the pictured device above available for sale.
The same company also sells ‘swirl inducers’ that fit under carburetors — flash back 50 years — only theirs are machined out of billet rather than cheap stampings.
Every similar device tested up to 1996 by EPA labs has failed to arrive at the advertised result but none of the electromagnetic gadgets has been shown to cause harm or reduce efficiency like the ‘swirl inducers’ do.
If you really want better mileage, here’s a simple way to learn how to drive to achieve it — wrap your right shoe in bubble wrap packing and tape it securely, now go out and drive a twenty mile circuit.
When you can do that without popping a single bubble you will be properly trained.
If you really want better mileage, here’s a simple way:
Cruise control...........